feat: Enable live reload

Author: esdete2

dashboard/views/RootPage.templ

@@ -2,6 +2,6 @@ package views
 
 templ RootPage() {
 	@Layout() {
-		Hallo asdadsaasdas
+		Hallo Welt
 	}
 }

dashboard/views/RootPage_templ.go

@@ -28,6 +28,9 @@ templ Layout() {
 			<main class="flex items-center justify-center grow">
 				{ children... }
 			</main>
+			if url := os.Getenv("REFRESH_LIVE_RELOAD_SCRIPT_URL"); url != "" {
+				<script src={ url }></script>
+			}
 		</body>
 	</html>
 }

dashboard/views/layout.templ

@@ -33,6 +33,10 @@ func main() {
 	)
 	slog.SetDefault(logger)
 
+	http.HandleFunc("/healthz", func(w http.ResponseWriter, r *http.Request) {
+		w.WriteHeader(http.StatusOK)
+	})
+
 	// 2. Create an HTTP client with devlog middleware (RoundTripper)
 
 	httpClient := &http.Client{

dashboard/views/layout_templ.go

@@ -20,3 +20,5 @@ enable_colors: true
 log_name: ""
 # Enable a live reload server that pushes an SSE event to the client when the app was rebuilt.
 live_reload: true
+# A URL to check the readyness of the application before sending a reload event.
+readyness_url: http://localhost:1095/healthz